Duct for refrigerator



FIG. 1 is the front perspective view of a duct for refrigerator showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a side elevation view thereof;

FIG. 5 is another side elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a front elevation view thereof, showing duct for refrigerator installed in a typical unclaimed environment.

The broken lines in the drawings show unclaimed environment only and form no part of the claimed design. 

CLAIM We claim, the ornamental design for a duct for refrigerator, as shown and described. 